<template>
  <div class="main_box">
    <el-row class="header-row">
      <el-col>
        <div class="search_wrap">
          <el-form :inline="true" :model="filters" class="demo-form-inline" ref="searchForm">
            <el-form-item prop="businessId">
              <el-select v-model="filters.businessId" clearable filterable placeholder="商户">
                <el-option v-for="item in businessList" :key="item.id" :value="item.id" :label="item.name"> </el-option>
              </el-select>
            </el-form-item>
            <el-form-item prop="fileType">
              <el-select v-model="filters.fileType" clearable placeholder="文件类型">
                <el-option v-for="item in fileTypeList" :key="item" :value="item" :label="item"> </el-option>
              </el-select>
            </el-form-item>
            <el-form-item>
              <el-button icon="el-icon-search" type="primary" @click="onSearch">查询</el-button>
              <el-button icon="el-icon-refresh-left" @click="resetForm">重置</el-button>
            </el-form-item>
          </el-form>
        </div>
      </el-col>
      <el-col>
        <div class="opration_wrap">
          <el-tooltip content="刷新" placement="top">
            <el-button circle icon="el-icon-refresh-right" @click="reload" size="mini"></el-button>
          </el-tooltip>
          <el-button type="primary" plain icon="fa fa-plus" v-has="permissionAdd" @click="handleClickAdd()" size="mini"> 新增</el-button>
        </div>
      </el-col>
    </el-row>

    <el-row ref="tableRow">
      <!-- 列表 -->
      <el-table :data="dataList" :fit="true" highlight-current-row v-loading="listLoading" element-loading-text="数据加载中，请稍后..." empty-text="对不起，没有找到相关数据！">
        <el-table-column type="index" label="序号" width="50" align="center"></el-table-column>

        <el-table-column label="商户" align="center" prop="businessName"> </el-table-column>
        <el-table-column label="文件地址" align="center">
          <template slot-scope="scope">
            <div>
              {{ scope.row.fileUrl }}
              <el-tag style="cursor: pointer" @click="handleDownFile(scope.row)" size="mini" type="primary"> 下载 </el-tag>
            </div>
          </template>
        </el-table-column>
        <el-table-column label="文件类型" prop="fileType" align="center"> </el-table-column>
        <el-table-column align="center" label="创建时间" prop="createDate"> </el-table-column>
        <el-table-column label="操作" width="136" fixed="right">
          <template slot-scope="scope">
            <el-dropdown trigger="click" size="small">
              <el-button type="primary"> <i class="fa fa-list-ul"></i>更多 </el-button>
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item v-has="permissionDelete" @click.native="handleClickDelete(scope.row)">删除</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页工具条 -->
      <el-pagination
        background
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="page.pageNo"
        :page-sizes="[20, 50, 100]"
        :page-size="page.pageSize"
        layout="total, sizes, jumper, next, pager, prev"
        :total="page.pageTotal"
      ></el-pagination>
    </el-row>
  </div>
</template>
<script>
import BusinessApi from '@/api/business/business';
import BusinessFileApi from '@/api/business/businessFile';
import * as message from '@/constants/message';
export default {
  name: 'BusinessFileManagement',
  inject: ['reload'], //注入局部刷新
  data() {
    return {
      dataList: [],
      listLoading: false,
      filters: {
        fileType: '',
        businessId: '',
      },
      businessList: [],
      page: {
        pageNo: 1,
        pageTotal: 0,
        pageSize: 20,
      },
      fileTypeList: ['word', 'pdf', 'excel', 'video', 'image', 'ppt'],

      permissionAdd: 'SYSTEM_MANAGER_BUSINESS_FILE_LIST_ADD',
      permissionCheck: 'SYSTEM_MANAGER_BUSINESS_FILE_LIST_SEE',
      permissionEdit: 'SYSTEM_MANAGER_BUSINESS_FILE_LIST_EDIT',
      permissionDelete: 'SYSTEM_MANAGER_BUSINESS_FILE_LIST_DELETE',
    };
  },
  mounted() {
    this.init();
    window.addEventListener('keydown', this.keyDown);
  },
  activated() {
    this.listData();
  },
  destroyed() {
    window.removeEventListener('keydown', this.keyDown, false);
  },
  watch: {},
  methods: {
    init() {
      // 获取用户的角色信息
      this.listLoading = true;
      this.listData();
      this.getTableHeight();
      this.getBusinessList();
    },
    keyDown(e) {
      //如果是回车则执行查询方法
      if (e.keyCode == 13) {
        this.onSearch();
      }
    },

    getTableHeight() {
      this.$nextTick(function () {
        this.maxHeight = window.innerHeight - this.$refs.tableRow.$el.offsetTop - 50;
        window.onresize = () => {
          this.maxHeight = window.innerHeight - this.$refs.tableRow.$el.offsetTop - 50;
        };
      });
    },
    // 获取商户列表
    getBusinessList() {
      BusinessApi.listIdNameVo({}).then((res) => {
        this.businessList = res.data;
      });
    },
    handleDownFile(row) {
      // window.open("https://kicc.kanglailab.com/prod-preview/onlinePreview?url="+Base64.toBase64(row.fileUrl), "_blank")
      // console.log(Base64.decode("aHR0cDovL2ltYWdlLmtsa2ljcy5jb20va2ljc193ZWIvYmZpbGUvNDgvMTY5MDg4NjkzMTk2Nzc2NDkyOS5wbmc"))
      // this.$Utils.downFileByUrl(row.fileUrl,row.fileName)

      // return
      let link = document.createElement('a');
      // 这里是将url转成blob地址，
      fetch(row.fileUrl)
        .then((res) => res.blob())
        .then((blob) => {
          // 将链接地址字符内容转变成blob地址
          link.href = URL.createObjectURL(blob);
          link.download = row.fileName; //为空使用下载名称
          document.body.appendChild(link);
          link.click();
        });
    },
    handleSizeChange(size) {
      let _this = this;
      _this.page.pageSize = size;
      _this.listData();
    },
    handleCurrentChange(val) {
      let _this = this;
      _this.page.pageNo = val;
      _this.listData();
    },
    handleClickAdd() {
      let _this = this;
      _this.$router.push('/business/businessFileAdd');
    },
    handleClickEditor(row) {
      let _this = this;
      _this.$router.push({
        path: '/business/businessFileEdit',
        query: { id: row.fileId },
      });
    },
    handleClickDetail(row) {
      let _this = this;
      _this.$router.push({
        path: '/business/businessFileDetail',
        query: { id: row.fileId },
      });
    },
    handleClickDelete(val) {
      let _this = this;
      _this.$confirm(message.MSG_CONFIRM_DELETE, message.TITLE_PROMPT, {}).then(() => {
        BusinessFileApi.deleteBusinessFile({
          id: val.fileId,
          state: -1,
        }).then((res) => {
          this.$Utils.notifySuccess();
          _this.listData();
        });
      });
    },
    resetForm() {
      this.$refs.searchForm.resetFields();
      this.onSearch();
    },
    onSearch() {
      this.listLoading = true;
      this.page.pageNo = 1;
      this.listData();
    },
    listData() {
      // 获取列表数据
      let cond = {
        pageNo: this.page.pageNo,
        pageSize: this.page.pageSize,
      };
      cond.fileType = this.filters.fileType;
      cond.businessId = this.filters.businessId;
      BusinessFileApi.listBusiness(cond)
        .then((res) => {
          this.dataList = res.data.list;
          this.page.pageTotal = res.data.total;
          this.listLoading = false;
        })
        .catch((err) => {
          this.listLoading = false;
        });
    },
  },
};
</script>
<style lang="scss">
@import '@/assets/css/views/content.scss';
</style>
